Category Archives: Hackaday Columns

Teardown: The Guts of a Digital Sentry

I have a home alarm system that has me wondering if I can make it better with my maker Kung-fu. Recently we had to replace our system, so I took the time to dissect the main controller, the remote sensors, and all the bits that make a home security system …read more

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Posted in alarm system, Hackaday Columns, home hacks, security system, teardown | Leave a comment

What Can You Learn From an Eggbot?

An eggbot is probably the easiest introduction to CNC machines that you could possibly hope for, at least in terms of the physical build. But at the same time, an eggbot can let you get your hands dirty with all of the concepts, firmware, and the toolchain that you’d need …read more

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Posted in cnc, cnc hacks, easter, eggbot, grbl, grbl shield, Hackaday Columns, hardware, Holiday Hacks, Interest, machine, stepper, stepper motor | Leave a comment

Picking the Right Sensors for Home Automation

Imagine that you’re starting a project where you need to measure temperature and humidity. That sounds easy in the abstract, but choosing a real device out of many involves digging into seemingly infinite details and trade-offs that come with them. If it’s a low-stakes monitoring project, picking the first sensor …read more

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Posted in bme280, co2, dht11, dht22, Hackaday Columns, hardware, home hacks, mh-z19, sensors | Leave a comment

Hackaday Links: April 14, 2019

Look at this prototype Apple smartphone from 1993! For a long time, Apple has been in the phone game, with many failed attempts to combine a laptop screen with a phone. The most noteworthy attempt would be the Snow White phone designed around 1982, but this didn’t go to market. …read more

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Posted in 4/20, Hackaday Columns, Hackaday links, reel-to-reel, tape | Leave a comment

Ask Hackaday: Experiences With Capacitor Failure

Regular readers of Hackaday are intimately knowledgeable about old electronics, and whether it’s about that old oscilloscope sitting in the pile of other oscilloscopes, or the very rare vintage computer made in a Soviet bloc country, someone somewhere knows how to fix it. One of the biggest problems with these …read more

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Posted in Ask Hackaday, capacitor, capacitor plague, Hackaday Columns | Leave a comment

The $50 Ham: Checking Out the Local Repeater Scene

So far in this series, we’ve covered the absolute basics of getting on the air as a radio amateur – getting licensed, and getting a transceiver. Both have been very low-cost exercises, at least in terms of wallet impact. Passing the test is only a matter of spending the time …read more

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Posted in amateur radio, duplexer, Hackaday Columns, handy talkie, network, Original Art, radio hacks, repeater, simplex, The $50 Ham, traffic | Leave a comment

Blacksmithing For The Uninitiated: Let’s Talk About Anvils

When you grow up with something as the constant backdrop to your life, it’s easy to forget as an adult that not everyone else shares your instinctive knowledge of the subject. My dad is a blacksmith, he’s now retired, but as I was growing up his very active forge was …read more

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Posted in anvil, blacksmith, blacksmithing, Blacksmithing for the Uninitiated, forge, forge work, Hackaday Columns, how-to, metalwork, Skills | Leave a comment

Transcending the Stack with the Right Network Protocol

The increase in network-connected devices the past years has been something of a dual-edged sword. While on one hand it’s really nice to have an easy and straight-forward method to have devices talk with each other, this also comes with a whole host of complications, mostly related to reliability and …read more

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Posted in Hackaday Columns, home automation, home hacks, mqtt, Network Hacks, NodeMCU, security, tls, wireless hacks | Leave a comment

The 3D Printing Dream is Still Alive at 2019’s Midwest RepRap Festival

3D Printers have been in the hands of hackers for well over ten years, but the dream is far from over and certainly not overslept. This year’s Midwest RepRap Festival is a testament to the still-growing excitement, and world where 3D printing is alive and kicking on the next level. …read more

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Posted in 3d Printer hacks, 3d printing, cons, convention, Hackaday Columns, innovation, MRRF 2019, news | Leave a comment

Hackaday Links: April 7, 2019

It’s April, which means all the people responsible for doubling the number of badges at DEF CON are hard at work getting their prototypes ready and trying to fund the entire thing. The first one out of the gate is Da Bomb, by [netik] and his crew. This is the …read more

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Posted in 3d printing, chap stick, defcon, gramophone, Hackaday Columns, Hackaday links, JLCPCB, pcb, shitty add-on | Leave a comment